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Class 152/541 - Apex or filler strip


Subclass of Class 152 - Resilient tires and wheels
Definition: Subject matter wherein the carcass is wound around the
No. of patents: 215
Last issue date: 05/01/2012


1            
NumberTitleIssue Date
8167016Heavy-load tire with wind bead structure
A heavy-load tire has a wind bead structure in which a turned-up portion of a carcass ply is wound around a bead core, in which a bead portion is equipped with a bead reinforcing layer having a u-shaped cross section and a bead apex rubber having a triangular-shaped...
05/01/2012
8146638Heavy-duty pneumatic tire with L-shaped inner bead apex
A heavy-duty pneumatic tire includes a carcass ply turned up around a bead core in each bead portion from the inside to the outside of the tire so as to have a pair of turnup portions and a main portion therebetween; and a bead apex and an L-shaped reinforcing cord ...
04/03/2012
7997318Heavy-load tire with wind bead structure
A heavy-load tire has a wind bead structure in which a turned-up portion of a carcass ply is wound around a bead core, in which a bead portion is equipped with a bead reinforcing layer having a U-shaped cross section and a bead apex rubber having a triangular-shaped...
08/16/2011
7578329Tire for motorcycle
A tire 2 comprises a tread 4, a sidewall 6, a bead 8, and a carcass 10. The bead 8 includes a core 20 and an apex 22 which extends outward in a radial direction from the core 20. The apex 22 has a...
08/25/2009
7546863Pneumatic tire with reinforcement rubber layer
A pneumatic tire allowed to increase steering stability and durability while reducing rolling resistance, wherein a reinforced rubber layer extending from a bead part along a side wall part is installed in the side wall part. A rubber composition forming the reinfor...
06/16/2009
7503364Pneumatic tire with sheet-like auxiliary filler
A pneumatic tire whose lateral rigidity is efficiently increased and that enables further improvement of driving stability. The pneumatic tire has bead fillers on the outer peripheral side of bead cores. Sheet-like auxiliary fillers are arranged on both sides of a b...
03/17/2009
7387146Heavy duty tire
A heavy duty tire including bead portions each with a bead core, and a carcass ply containing a main portion extending between bead portions and a pair of edge portions wound around the bead cores, the wound edge portion including a turnback part extending axially i...
06/17/2008
7347242Tire with low thermal expansion component
The present invention is directed to a pneumatic tire comprising at least one component comprising a rubber composition comprising a diene based elastomer and an inorganic negative thermal expansion (NTE) filler comprising at least one compound selected from the gro...
03/25/2008
7347239Tire noise reducing system
A tire noise reducing system comprises a pneumatic tire with a hollow, a wheel rim on which the tire is mounted so that said hollow forms a closed cavity, and a noise damper disposed in the closed cavity, wherein the noise damper is formed by fixing a strip of a por...
03/25/2008
7316255Pneumatic tire and method of manufacturing the same
A pneumatic tire comprises: a carcass ply turned up around a bead core in each bead portion from the inside to the outside of the tire so as to form a pair of turnup portions and a main portion therebetween; a bead apex disposed between the carcass ply turnup portio...
01/08/2008
7270164Pneumatic tire
A pneumatic tire is provided which includes a carcass extending between bead portions, and a belt disposed radially outside the carcass in the tread portion. At least one of the carcass and belt includes a cord ply of a polyethylene-2,6-naphthalate fiber cord. The p...
09/18/2007
7259204Tire compositions comprising surface-modified silica
A tire having a tread, where the tread includes a vulcanized rubber and silica that has been surface-modified with polymer chemically attached to the silica surface. ...
08/21/2007
7188655Pneumatic tire
A pneumatic tire including a radial carcass (5) of at least one carcass ply including a main body portion (3a) and a turnup portion (3b), and a reinforcing member (7) including at least two reinforcing layers. The at least t...
03/13/2007
7172130Electronic device, rubber product, and methods for manufacturing the same
The present invention aims to improve the durability of an RFID chip inlet. A module including an RFID chip amounted to an antenna is covered with polyimide film with an adhesive layer to make up an RFID inlet. The outer surface of the RFID inlet is then covered wit...
02/06/2007
7152647Pneumatic tire
A pneumatic tire comprises a tread portion with tread edges, a pair of sidewall portions, a pair of bead portions each with a bead core therein, and a carcass ply of cords comprising a main portion extending between the bead cores through the tread portion and sidew...
12/26/2006
7152645Pneumatic tires
A pneumatic tire comprises a carcass comprised of at least one carcass ply containing a steel cord(s) arranged at a cord angle of 70–90° with respect to an equatorial plane of the tire and toroidally extending between a pair of bead cores and turned up around the...
12/26/2006
7137425High-performance, low profile tire for four-wheeled passenger car and method of mounting the tire
A high-performance, low-profile tire for four-wheeled passenger car comprises a carcass comprised of at least two carcass cord plies each extending between a pair of bead cores and wound around the respective bead core from an inside of the tire toward an outside th...
11/21/2006
7128113ATV radial tire
An ATV radial tire has a block pattern including a chamfered block. The chamfered block has a notch which comprises an inclined surface obtained by chamfering a corner between an upper surface of the block and a wall surface of the block on an outer side edge of the...
10/31/2006
7128114Pneumatic tire and method of manufacturing the tire
A carcass 7 includes first and second carcass plies 9 and 10. The first carcass ply 9 has a body portion 9A extending from a tread portion 2 to a bead core 5 through a sidewall portion 3, and a wound up portion...
10/31/2006
7093629Pneumatic tire and method of manufacturing rubber component therefor
A method of manufacturing a rubber component for a pneumatic tire which comprises a process of overlap-winding at least one rubber tape into a target cross sectional shape for the rubber component, wherein each rubber tape has a thickness of from 0.3 to 3.0 mm and a...
08/22/2006
7093637Radial tire sidewall reinforcement
Radial tire including a crown, two beads extended by sidewalls including a radial carcass reinforcement, the carcass reinforcement extending into the crown and anchored in each bead to at least one element that is inextensible in the circumferential direction, the t...
08/22/2006
7041185Method of making a tire
A method of making a tire includes forming at least one first carcass ply of a structure, forming at least one circumferentially-inextensible annular structure, and applying the at least one circumferentially-inextensible annular structure to a region close to inner...
05/09/2006
6972061Compound apex for vehicle tire
A pneumatic radial ply tire (500) comprises a tread (510), a belt structure (512), and a carcass (514). The carcass (514) has a radial ply (518) and two bead sections (530A, 530B). Each bead section (530...
12/06/2005
6962183Pneumatic tire
In a pneumatic tire, a cord spacing between an axially outer cord layer and an axially inner cord layer such as: a turnup portion and a main portion of a carcass ply; or a bead reinforcing cord layer and a carcass ply turnup portion, is increased from the radially i...
11/08/2005
6945295Tire for a vehicle wheel comprising a particular carcass structure
A carcass structure for vehicle wheel tires includes at least one carcass ply and a pair of annular reinforcing structures. The at least one carcass ply includes a first and a second series of strip segments consecutively arranged along a circumferential development...
09/20/2005
6941992Tire for a vehicle wheel and method of manufacturing the tire
A carcass structure for a vehicle wheel tyre includes at least one carcass ply comprising thread elements substantially disposed transversely of a circumferential extension of the carcass structure, and at least one pair of annular reinforcing structures disposed cl...
09/13/2005
6938659Runflat tire having crown-reinforcing insert extending into the sidewalls
A pneumatic tire has a crown-reinforcing insert which extends from under the tread substantially, such as at least one-third of the sidewall height, into the sidewall of the tire. Apexes extend from the beads substantially, such as at least one-third of the sidewall...
09/06/2005
6910513Reduced mass radial tire bead
A tire P, which is intended to be mounted on a rim, the seats of which form an angle with the axis of rotation of between 0° and 6°, and comprises a radial carcass reinforcement (1) anchored within each bead B to a bead wire (2) so forming an upturn ...
06/28/2005
6901983Pneumatic tire with belt layer overlapping folded portion of carcass
A pneumatic tire includes a carcass folded turned up around a bead core, a belt layer arranged outside of a crown portion of the carcass to have an overlapping portion with the carcass folded portion, a first reinforcing rubber layer arranged between a carcass body ...
06/07/2005
6883568Tire with asymmetrical and reinforced sidewalls
A tire comprising two beads, a crown and sidewalls that connect the crown to said beads, the tire being reinforced by a carcass reinforcement anchored in each bead to at least one annular anchoring element, each sidewall comprising an additional, inextensible sidewa...
04/26/2005
6866734Tire design based on first principles of structural engineering
A new method for designing a tire comprises the steps of laying up a tire having a stiff lower sidewall portion (18b) that has a high modulus apex (17) and a high turn-up (16a) and a concave shape, a flexible upper sidewall portion...
03/15/2005
6845798Locked bead construction
The present invention relates to a locked bead type of tire construction where the turnup ends (242a, 242b) of the carcass plies (242) are tuned up around an elastomeric torus (246a, 246b) located outwar...
01/25/2005
6834698Pneumatic radial tire
A pneumatic radial tire comprising a carcass, a belt layer, and a bead apex rubber. The carcass includes an inner carcass ply and an outer carcass ply that passes outside of the inner carcass. The bead portions are provided with a U-shaped first bead reinforcing lay...
12/28/2004
6834694Tire with reinforced sidewalls
Tire comprising a carcass reinforcement of at least one ply of reinforcing elements parallel to one another within each ply and making with the circumferential direction an angle α such that 60°
12/28/2004
6832637Tire preparation using partially pre-cured component
The present invention relates to preparation an article of manufacture, such as of a tire, via application of at least one partially pre-cured component. Tires are often prepared with pre-cured, pre-shaped components such as for example, application of pre-cured tre...
12/21/2004
6807996Pneumatic tire
A pneumatic tire comprises a bead core and a rubber bead apex provided in each bead portion, and a carcass comprising a carcass ply turned up around the bead core from the inside to the outside of the tire to form a pair of turned up portions and a main portion ther...
10/26/2004
6807994Pneumatic tire having a rubber component containing a rubber gel and syndiotatic 1,2-polybutadiene
A pneumatic tire having a rubber component where the rubber in said component is comprised of (A) from 10 to 75 phr of a rubber gel selected from the group consisting of polybutadiene gel, styrene butadiene gel, acrylonitrile-butad...
10/26/2004
6786258Rubber article with a junction between two rubber mixes
A rubber article, such as a tire, composed of at least two rubber mixes with different composition and properties, the said two mixes having a lap joint characterized in that at least one edge of at least one of the two mixes has an end with an oscillatory trace-lin...
09/07/2004
6779573Pneumatic tires
A pneumatic tire having an aspect ratio of not less than 60 comprises a radial carcass of one or more plies, a belt, a bead filler rubber and a rubber reinforcing layer of substantially a crescent shape in section extending from a position near to a bead core to a p...
08/24/2004
6776206Tire with apex rubber blend and method of making same
A radial tire having the apex area around the steel reinforced carcass ply turn-up comprised of at least one selected diene rubber and a trans 1,4-polybutadiene rubber. ...
08/17/2004
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